---Mum, what should I prepare before I leave for the lecture?---Well, get your notebook ready ________ you have something significant you need to put down.A.so thatB.in caseC.on condition thatD.as though
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B解析句意：--妈妈，在我去听报告之前，需做什么准备吗？--嗯，准备个笔记本以防有些重要的东西要记下来。(just) in case (…) --because of the possibility of sth happening因为可能发生某事；以防万一；万一。如：It may rain. You'd better take an umbrella (just) in case (it does).可能下雨，你最好带把伞，以防万一（下起来）。